13078900

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{4219}}^1$

素因数の和:4264

約数の個数: 36

約数和(自身を含む): 29303680

約数和(自身を除く): 16224780

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 310, 620, 775, 1550, 3100, 4219, 8438, 16876, 21095, 42190, 84380, 105475, 130789, 210950, 261578, 421900, 523156, 653945, 1307890, 2615780, 3269725, 6539450, 13078900]

約数ペア:

[(1, 13078900), (2, 6539450), (4, 3269725), (5, 2615780), (10, 1307890), (20, 653945), (25, 523156), (31, 421900), (50, 261578), (62, 210950), (100, 130789), (124, 105475), (155, 84380), (310, 42190), (620, 21095), (775, 16876), (1550, 8438), (3100, 4219)]